Testosterone May Protect Bone Density in Menopause
USC study of 51 postmenopausal women finds adding testosterone to estrogen therapy increased lumbar spine bone density, while estrogen alone only kept it stable.
1 in 6 Dogs May Carry Human Mouth Parasite
Polish study of 238 pets finds Trichomonas tenax in 17% of dogs and 6% of cats, suggesting human-to-pet transmission through close contact and saliva.
Climate Change Should Be Declared a Global Health Emergency
Lancet Countdown 2026 finds 710,000 heat deaths in 2023 with 71.5% linked to climate change, $1.07 trillion work loss, and calls for WHO to declare global health emergency
Gut Bacteria Linked to Fast Aging
University of Hawai’i study of 123 adults finds gut microbiome explains 15% of biological aging variation, with Bifidobacterium linked to slower aging and Succinivibrio to faster aging.
Common Anti-Inflammatory Arthritis Drugs Spread Viruses
NTNU researchers find JAK inhibitors like baricitinib suppress antiviral immune signaling, making it easier for influenza, adenovirus, SARS-CoV-2 and Rift Valley fever virus to infect cells.
Peanuts Improve Brain Response and Memory in Older Adults
Maastricht study of 31 adults aged 60-75 finds 60g daily unsalted skin-roasted peanuts for 16 weeks improves insulin responsiveness in memory-related brain regions.
Cranberry Juice Slows Dental Plaque and Acid
UIC study of 22 adults and children finds unsweetened 100% cranberry juice linked to slower dental plaque regrowth and lower acid production than sugary cocktail or water.
Exercise Does More Than Strengthen Heart Muscle; It Reshapes Nerves
Regular exercise does more than strengthen heart muscle. A new research reveals it physically reshapes nerves controlling how heart functions effectively for better understanding.
Routine Blood Test May Predict Dementia Risk 15 Years Early
A study of 316,542 adults finds low and high hemoglobin levels linked to higher dementia risk over 15 years, with different patterns for Alzheimer’s and vascular dementia.
Lowering Bad Cholesterol Is Not Enough to Prevent All Heart Attacks
Chalmers University study finds triglyceride-rich lipoproteins and Lp(a) share inflammatory protein patterns, explaining remaining heart disease risk after LDL cholesterol is lowered.